@article{PismaZhETF.47.442,
    title = {Coherent amplification of pulses by a nonresonant two-level medium},
    author = {Belenov, E. M. and Kryukov, P. G. and Nazarkin, A. V. and Oraevskii, A. N. and Uskov, A. V.},
    journal = {Письма в ЖЭТФ},
    volume = {47},
    issue = {9},
    pages = {442},
    year = {1988},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16556.shtml},
}